Concrete pavement construction concrete nursing and watering device
Patent Information
- Authority / Receiving Office
- CN ยท China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- CHINA NUCLEAR IND ZHONGYUAN CONSTR
- Publication Date
- 2017-10-24
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Abstract
Description
technical field
[0001] The invention relates to the field of pavement cement maintenance, in particular to a cement maintenance sprinkler for cement pavement construction. Background technique
[0002] The strength of concrete mainly comes from the "hydration" effect of cement and water. The maintenance of concrete is to ensure that the interior of the concrete is not seriously dehydrated, and to extend the "hydration" time to increase the strength of concrete. Once the interior of the concrete is seriously dehydrated, watering will have little effect on the increase in the strength of the concrete in the future. Therefore, the completed cement pavement should be sprinkled and maintained in time. Carry out maintenance.
[0003] Most of the existing sprinkler devices use pumps to pump water and spray water on the road surface, so as to moisturize and maintain the cement on the outer wall. The water flow has a certain speed in the horizontal direction, and the sprayed water ...